The KYB Excel‑G rear shock for 2017–2020 BMW 430i is an OE‑style replacement engineered to restore the vehicle's original ride control, handling and stability. Produced on KYB OE assembly lines, the Excel‑G is a nitrogen gas‑charged twin‑tube unit calibrated to return designed performance and classified OEA. It includes an internal anti‑rollover spring that may affect extended length appearance while delivering expected OEM behavior.
KYB Shocks & Struts Excel-G Rear 17-20 BMW 430i